The Times bought the products from online vendors, gas stations, smoke shops and other businesses around the region. Below are the key testing results for each product.
They are ordered most potent to least, by product type, based on mitragynine levels. The Times also tested one product containing a large amount of 7-hydroxymitragynine, another kratom alkaloid that is more potent than mitragynine.
READ ARTICLE FOR SUMMARY OF EACH PRODUCT.
Sample of product summary